Key facts
- Brand
- EXTECH
- Model
- MO290
- Industry
- Industrial
- Documents
- 3
- Languages
- EN
- Last added
- 2012-08-01
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Extech MO290 Pinless Moisture/Humidity Meter User's Guide
The Extech MO290 is a versatile meter designed to monitor moisture in wood and other building materials without causing surface damage. It features a patented pinless sensor and includes a built-in infrared thermometer for non-contact surface temperature measurements. The device also supports advanced calculations such as Grains per Pound (GPP), Dew Point, and Vapor Pressure.
Read onlineEXTECH MO290 specifications
| Pinless Moisture Range | 0 to 99.9 |
|---|---|
| Air Temperature Range | -20 to 170°F (-29 to 77°C) |
| Pinless Depth | Up to 0.75" (19mm) |
| Battery Life | 6-8 weeks (4 hrs/day use) |
| Operating Temperature | 40 to 110°F (4 to 43°C) |
| Dimensions | 6.5x2.8x1.5" (165x70x38mm) |
Source: Extech MO290 Pinless Moisture/Humidity Meter User's Guide
All EXTECH MO290 documents by type
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Questions answered in these manuals
How do I zero the pinless moisture sensor?
Hold the meter so the rear sensor is away from any surface, then press and hold the ZERO button for more than 2 seconds until the ZERO icon appears.
From: Extech MO290 Pinless Moisture/Humidity Meter User's Guide
How long does the auto power off feature last?
The meter enters sleep mode after 30 minutes of inactivity and emits a warning beep 15 seconds before shutting down.
From: Extech MO290 Pinless Moisture/Humidity Meter User's Guide
What is the pinless measurement depth?
The device measures moisture up to a depth of 0.75 inches (19mm) below the surface.
From: Extech MO290 Pinless Moisture Psychrometer + IR Thermometer User Manual
Does this meter include a pin-type probe?
Yes, it comes with a remote Pin-type probe that has a 3ft/0.9m cable length for contact moisture readings.
From: Extech MO290 Pinless Moisture Psychrometer + IR Thermometer User Manual
What is the MO290-EP Extension Probe used for?
It is an extension probe for the Model MO290/295 Moisture Meter that includes a 30-inch cable and 4 pins.
What are the pin depths for the MO290-HP Hammer Probe?
The hammer probe includes 4 pins with a depth of 1.6 inches or 4 centimeters.